소수점 1자리 덧셈
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소숫점: 1자리 덧셈45
1
4.5
+
8.3
=
12.8
2
8.7
+
4.7
=
13.4
3
3.2
+
9.4
=
12.6
4
1.7
+
3.4
=
5.1
5
1.3
+
6.2
=
7.5
6
4.3
+
6.1
=
10.4
7
1.9
+
2.8
=
4.7
8
5.1
+
7.1
=
12.2
9
2.2
+
5.7
=
7.9
10
5.2
+
2.5
=
7.7
11
5.6
+
5.3
=
10.9
12
6.2
+
4.9
=
11.1
13
1.3
+
5.3
=
6.6
14
1.1
+
5.1
=
6.2
15
8.5
+
1.9
=
10.4